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140946472 = 2398317923
BaseRepresentation
bin10000110011010…
…10110000101000
3100211012211012201
420121222300220
5242040241342
621552545544
73331011442
oct1031526050
9324184181
10140946472
1172619197
123b2522b4
132327c0a4
1414a0d492
15c591db7
hex866ac28

140946472 has 16 divisors (see below), whose sum is σ = 264558240. Its totient is φ = 70397616.

The previous prime is 140946469. The next prime is 140946511. The reversal of 140946472 is 274649041.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1098 + ... + 16825.

It is an arithmetic number, because the mean of its divisors is an integer number (16534890).

Almost surely, 2140946472 is an apocalyptic number.

It is an amenable number.

140946472 is a deficient number, since it is larger than the sum of its proper divisors (123611768).

140946472 is a wasteful number, since it uses less digits than its factorization.

140946472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18912 (or 18908 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 140946472 is about 11872.0879376797. The cubic root of 140946472 is about 520.4169141671.

The spelling of 140946472 in words is "one hundred forty million, nine hundred forty-six thousand, four hundred seventy-two".

Divisors: 1 2 4 8 983 1966 3932 7864 17923 35846 71692 143384 17618309 35236618 70473236 140946472